OpenFoam Heat Transfer 40 - chtMultiRegionFoam hot sphere in oil part xi heatTransferCoeff function
Petroleum Downstream Crash Course Playlist:
https://www.youtube.com/playlist?list=PLhPfNw4V4_YQ13CnhacUqEVk-tZlU4ISE
OpenFOAM for Windows 10 Beginner Playlist
https://www.youtube.com/playlist?list=PLhPfNw4V4_YRhBU4IqSaToQ8_X543YQsZ
OpenFOAM Intermediate Playlist
https://www.youtube.com/playlist?list=PLhPfNw4V4_YSpWX6mSOlwWEOKVa6i_iuE
OpenFOAM Heat Transfer Playlist
https://www.youtube.com/playlist?list=PLhPfNw4V4_YR2Qa3Q9-AzNSF2J9Dc4_qT
Radiation Heat Transfer Learning Journal:
https://www.youtube.com/watch?v=uUzh9kh-WTo&list=PLhPfNw4V4_YRUUVUydQp-n6U-7uu1kJof
Heat Transfer Coefficient Guide Files
https://www.openfoam.com/documentation/guides/latest/doc/guide-fos-field-heat-transfer-coeff.html#sec-fos-field-heat-transfer-coeff-usage
https://www.openfoam.com/documentation/guides/latest/api/fixedReferenceTemperature_8C_source.html
https://www.openfoam.com/documentation/guides/latest/api/localReferenceTemperature_8C_source.html
https://www.openfoam.com/documentation/guides/latest/api/classFoam_1_1functionObjects_1_1heatTransferCoeff.html
Other References
https://en.wikipedia.org/wiki/Heat_transfer_coefficient
https://www.cfd-online.com/Forums/openfoam-solving/58319-calculation-heat-transfer-coefficients.html